Robtex

Up: 182.76.20.0/22
Can't show all results, try to descend to a more specific CIDR
Down left: 182.76.20.0/24
Down right: 182.76.21.0/24
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
182.76.20.70	PTR	nsg-static-70.20.76.182-airtel.com
182.76.20.128	PTR	nsg-static-128.20.76.182-airtel.com
182.76.20.163	PTR	\032smtp02.pctiltd.com
182.76.20.163	PTR	\032webmail.pctiltd.com\032
182.76.20.163	A	webmail.pctiltd.com
182.76.20.164	A+PTR	pctiltd.com
182.76.20.165	A	www.v-lrn.com
182.76.20.165	A	v-lrn.com
182.76.20.166	PTR	nsg-static-166.20.76.182-airtel.com
182.76.20.166	A	gurusons.com
182.76.20.166	A	www.vetab.in
182.76.20.226	PTR	mail.lsacademia.in
182.76.20.226	A	www.lsacademia.in
182.76.20.226	A	www.cumsdtu.in
182.76.20.227	PTR	mail.libsys7.in
182.76.20.228	A	www.lsnet.in
182.76.20.228	A	lsnet.in
182.76.20.228	A	mail.lsnet.in
182.76.20.229	PTR	mail.lsnetx.com
182.76.20.229	A	www.lsnetx.com
182.76.20.230	PTR	mail.bookstime.in
182.76.20.230	A	bookstime.in
182.76.20.230	A	www.bookstime.in
182.76.20.233	PTR	mail.lstech.co.in
182.76.20.233	A	lstech.co.in
182.76.20.235	A+PTR	mail.libsys.co.in
182.76.20.235	A	www.libsystech.com
182.76.20.235	A	libsys.co.in
182.76.20.236	PTR	mail.lsacademia.com
182.76.20.236	A	lsacademia.com
182.76.20.236	A	www.lsacademia.com
182.76.20.238	PTR	nsg-static-238.20.76.182-airtel.com
182.76.20.238	A	www.inalsaappliances.com
182.76.20.238	A	riwazzfashion.com
182.76.20.241	PTR	mail.lsacademia.co.in
182.76.20.241	A	lsacademia.co.in
182.76.20.243	PTR	nsg-static-243.20.76.182-airtel.com
182.76.20.243	A	mail.libsys10.com
182.76.20.243	A	libsys10.com
182.76.20.244	PTR	mail.lsashop.in\032
182.76.20.244	A	lsashop.in
182.76.20.244	A	mail.lsashop.in
182.76.21.210	PTR	nsg-static-210.21.76.182-airtel.com
182.76.21.210	A	bapujismartcampus.com